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02 sensor trouble code p1151

  • Thread starter Thread starter Charming007
  • Start date Start date Jul 1, 2006
C

Charming007

New Member
Jul 1, 2006
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Jul 1, 2006
#1
  • Jul 1, 2006
  • #1
I have a 98 mustang Gt and recently got this trouble code:

P1151 - Lack of Upstream Heated Oxygen Sensor Switch - Sensor Indicates Lean - Bank No. 2

Does this mean i have to replace the sensor?? If so which one left or right?

Is it better to replace both upstream sensor at the same time? Or all four? \

Also what does " Bank No.2 " mean?

Thanks any info would be great
 
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